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Finding the Fourth Proportional to 1,971,384.90, 2,952,930.15 and 1,639,608.90

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Solution

The fourth proportional to 1,971,384.90, 2,952,930.15 and 1,639,608.90 is: 2,455,964.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,971,384.90 : 2,952,930.15 = 1,639,608.90 : x
  2. Step 2: Convert to fraction form
    1,971,384.90/2,952,930.15 = 1,639,608.90/x
  3. Step 3: Cross multiply
    1,971,384.90x = 2,952,930.15 × 1,639,608.90
  4. Step 4: Simplify right side
    1,971,384.90x = 4,841,650,555,018.34
  5. Step 5: Solve for x
    x = 4,841,650,555,018.34/1,971,384.90
  6. Step 6: Final answer
    x = 2,455,964.11

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